DE10191807T1 - MRI method and device for the rapid evaluation of a stricture severity - Google Patents
MRI method and device for the rapid evaluation of a stricture severityInfo
- Publication number
- DE10191807T1 DE10191807T1 DE10191807T DE10191807T DE10191807T1 DE 10191807 T1 DE10191807 T1 DE 10191807T1 DE 10191807 T DE10191807 T DE 10191807T DE 10191807 T DE10191807 T DE 10191807T DE 10191807 T1 DE10191807 T1 DE 10191807T1
- Authority
- DE
- Germany
- Prior art keywords
- stricture
- severity
- rapid evaluation
- mri method
- mri
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
- G01R33/48—NMR imaging systems
- G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
- G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
- G01R33/563—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution of moving material, e.g. flow contrast angiography
- G01R33/56308—Characterization of motion or flow; Dynamic imaging
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
- G01R33/48—NMR imaging systems
- G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
- G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
- G01R33/563—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution of moving material, e.g. flow contrast angiography
- G01R33/56308—Characterization of motion or flow; Dynamic imaging
- G01R33/56316—Characterization of motion or flow; Dynamic imaging involving phase contrast techniques
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Vascular Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Radiology & Medical Imaging (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- High Energy & Nuclear Physics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/565,978 | 2000-05-04 | ||
US09/565,978 US6317620B1 (en) | 2000-05-04 | 2000-05-04 | Method and apparatus for rapid assessment of stenosis severity |
PCT/US2001/014453 WO2001084171A1 (en) | 2000-05-04 | 2001-05-03 | Mri method and apparatus for rapid assessment of stenosis severity |
Publications (2)
Publication Number | Publication Date |
---|---|
DE10191807T1 true DE10191807T1 (en) | 2003-05-08 |
DE10191807B3 DE10191807B3 (en) | 2012-10-31 |
Family
ID=24260920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE10191807T Expired - Lifetime DE10191807B3 (en) | 2000-05-04 | 2001-05-03 | MRI method and apparatus for rapid assessment of stenosis severity |
Country Status (4)
Country | Link |
---|---|
US (1) | US6317620B1 (en) |
JP (1) | JP4960563B2 (en) |
DE (1) | DE10191807B3 (en) |
WO (1) | WO2001084171A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008060049A1 (en) * | 2008-12-02 | 2010-06-17 | Siemens Aktiengesellschaft | Method for determining a coding for a flow measurement and method for flow measurement and correspondingly designed magnetic resonance system |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6408201B1 (en) * | 2000-06-09 | 2002-06-18 | General Electric Company | Method and apparatus for efficient stenosis identification in peripheral arterial vasculature using MR imaging |
US6741880B1 (en) * | 2000-06-16 | 2004-05-25 | General Electric Company | Method and apparatus for efficient stenosis identification and assessment using MR imaging |
US6794869B2 (en) | 2001-03-30 | 2004-09-21 | General Electric Company | Moving table MRI with frequency-encoding in the z-direction |
US6801034B2 (en) * | 2001-03-30 | 2004-10-05 | General Electric Company | Method and apparatus of acquiring large FOV images without slab-boundary artifacts |
US6963768B2 (en) * | 2002-05-16 | 2005-11-08 | General Electric Company | Whole body MRI scanning with moving table and interactive control |
US6707300B2 (en) | 2002-05-17 | 2004-03-16 | Ge Medical Systems Global Technology Co., Llc | Gradient non-linearity compensation in moving table MRI |
DE10256209B4 (en) * | 2002-12-02 | 2007-06-21 | Siemens Ag | A method of automatically determining the actual velocity interval of a flowing medium in flow measurements in magnetic resonance tomography, and magnetic resonance imaging apparatus and computer software product |
JP2006137096A (en) * | 2004-11-12 | 2006-06-01 | Komori Corp | Method and equipment for regulating ink supply of printing press |
US8577441B2 (en) * | 2005-12-08 | 2013-11-05 | Siemens Medical Solutions Usa, Inc. | System and method for image based physiological monitoring of cardiovascular function |
DE102008029897B4 (en) * | 2008-06-24 | 2017-12-28 | Siemens Healthcare Gmbh | Method for recording MR data of a measurement object in an MR examination in a magnetic resonance system and correspondingly configured magnetic resonance system |
US9423480B2 (en) * | 2008-10-27 | 2016-08-23 | The University Of Western Ontario | System and method for magnetic resonance imaging |
EP2492704A1 (en) | 2011-02-25 | 2012-08-29 | Max-Delbrück-Centrum Für Molekulare Medizin | MRI flow measurement with additional sensor for selection of VENC |
DE102011007847B4 (en) * | 2011-04-21 | 2013-02-21 | Siemens Aktiengesellschaft | Dynamic adaptation of a dephasing gradient pair |
US20130324842A1 (en) * | 2012-05-29 | 2013-12-05 | The Johns Hopkins University | Method for Estimating Pressure Gradients and Fractional Flow Reserve from Computed Tomography Angiography: Transluminal Attenuation Flow Encoding |
CN103932707B (en) * | 2013-01-21 | 2015-07-22 | 上海联影医疗科技有限公司 | Phase contrast magnetic resonance flow velocity and flow rate measuring method and device |
JP6828034B2 (en) * | 2015-11-29 | 2021-02-10 | アーテリーズ インコーポレイテッド | Efficient sharing of medical imaging and medical imaging information |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4609872A (en) * | 1984-08-10 | 1986-09-02 | General Electric Company | NMR multiple-echo phase-contrast blood flow imaging |
US4752734A (en) * | 1985-08-06 | 1988-06-21 | The General Hospital Corporation | Flow imaging by means of nuclear magnetic resonance |
JPH04244135A (en) * | 1991-01-29 | 1992-09-01 | Toshiba Corp | Magnetic resonance image processing method and apparatus |
US5309099A (en) * | 1992-08-07 | 1994-05-03 | The Board Of Trustees Of The Leland Stanford Junior University | Method of determining real-time spatially localized velocity distribution using magnetic resonance measurements |
JP3569066B2 (en) * | 1996-03-21 | 2004-09-22 | 株式会社東芝 | Method for setting gradient magnetic field pulse and magnetic resonance imaging apparatus |
JPH1071134A (en) * | 1996-08-30 | 1998-03-17 | Shimadzu Corp | Mr imaging device |
JPH10179545A (en) * | 1996-12-26 | 1998-07-07 | Hitachi Medical Corp | Magnetic resonance imaging device |
US6236738B1 (en) * | 1998-04-09 | 2001-05-22 | Board Of Trustees Of The Leland Stanford Junior University | Spatiotemporal finite element method for motion analysis with velocity data |
-
2000
- 2000-05-04 US US09/565,978 patent/US6317620B1/en not_active Expired - Lifetime
-
2001
- 2001-05-03 DE DE10191807T patent/DE10191807B3/en not_active Expired - Lifetime
- 2001-05-03 JP JP2001581142A patent/JP4960563B2/en not_active Expired - Lifetime
- 2001-05-03 WO PCT/US2001/014453 patent/WO2001084171A1/en active Application Filing
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008060049A1 (en) * | 2008-12-02 | 2010-06-17 | Siemens Aktiengesellschaft | Method for determining a coding for a flow measurement and method for flow measurement and correspondingly designed magnetic resonance system |
Also Published As
Publication number | Publication date |
---|---|
JP2003531710A (en) | 2003-10-28 |
US6317620B1 (en) | 2001-11-13 |
JP4960563B2 (en) | 2012-06-27 |
DE10191807B3 (en) | 2012-10-31 |
WO2001084171A1 (en) | 2001-11-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
R016 | Response to examination communication | ||
R016 | Response to examination communication | ||
R018 | Grant decision by examination section/examining division | ||
R020 | Patent grant now final |
Effective date: 20130201 |
|
R071 | Expiry of right |